Daily Sunspot Evaluation
Observation Details Thursday, 23 April 2015
- No
- 17412
- Date
- 2015 / 04 / 23,351
- Time
- 08:25 UT
- Seeing
- 3 / 5
- Number of groups (g)
- 11
- Number of spots (f)
- 46
- Relative number (R)
- 156
- Lf
- 2
- P0
- -25.31°
- B0
- -4.95°
- L0
- 11.28°
- Observer
- Asuman GÜLTEKİN
Remarks: Bulutlar Arasında, Hafif Sis
Sunspot groups
| No | Group (class – spots) | B | Δ L | L | Δ Lf | U | NOAA |
|---|---|---|---|---|---|---|---|
| 1 | AX_ – 1 | 8 | 75W | 86 | 77W | - | |
| 2 | CSO – 3 | 20 | 70W | 81 | 72W | 05.3 | |
| 3 | CAI – 9 | 20 | 48W | 59 | 50W | 07.4 | |
| 4 | HK_ – 5 | 5 | 42W | 52 | 44W | 04.6 | |
| 5 | BXI – 5 | 10 | 16W | 28 | 18W | 03.2 | |
| 6 | AX_ – 1 | 11 | 46E | 325 | 44E | - | |
| 7 | HA_ – 2 | 21 | 60E | 312 | 58E | 01.9 | |
| 8 | AX_ – 1 | -14 | 32W | 43 | 34W | - | |
| 9 | DAI – 13 | -10 | 09W | 20 | 11W | 07.2 | |
| 10 | CSI – 5 | -8 | 01E | 10 | 01W | 04.4 | |
| 11 | AX_ – 1 | -14 | 02E | 10 | 00W | - |